🔨 Clean up Python imports (#24736)

buildroot/share/PlatformIO/scripts/STM32F103RC_MEEB_3DP.py

 import pioutil
 if pioutil.is_pio_build():
 
-	import os
 	Import("env", "projenv")
 
 	flash_size = 0

buildroot/share/PlatformIO/scripts/STM32F103RC_fysetc.py

 #
 import pioutil
 if pioutil.is_pio_build():
-	import os
 	from os.path import join
 	from os.path import expandvars
 	Import("env")

buildroot/share/PlatformIO/scripts/mc-apply.py

 import json
 import sys
 import shutil
-import re
 
 opt_output = '--opt' in sys.argv
 output_suffix = '.sh' if opt_output else '' if '--bare-output' in sys.argv else '.gen'

buildroot/share/PlatformIO/scripts/offset_and_rename.py

 #
 import pioutil
 if pioutil.is_pio_build():
-    import sys,marlin
+    import marlin
 
     env = marlin.env
     board = env.BoardConfig()

buildroot/share/PlatformIO/scripts/openblt.py

 #
 import pioutil
 if pioutil.is_pio_build():
-    import os,sys
     from os.path import join
 
     Import("env")

buildroot/share/PlatformIO/scripts/preflight-checks.py

 import pioutil
 if pioutil.is_pio_build():
 
-    import os,re,sys
+    import re,sys
     from pathlib import Path
     Import("env")
 

buildroot/share/PlatformIO/scripts/preprocessor.py

 #
 # preprocessor.py
 #
-import subprocess,re
+import subprocess
 
 nocache = 1
 verbose = 0

buildroot/share/dwin/bin/makeIco.py

 #  along with this program.  If not, see <https://www.gnu.org/licenses/>.
 #----------------------------------------------------------------
 
-import os
 import os.path
 import argparse
 import DWIN_ICO

buildroot/share/dwin/bin/splitIco.py

 #  along with this program.  If not, see <https://www.gnu.org/licenses/>.
 #----------------------------------------------------------------
 
-import os
 import os.path
 import argparse
 import DWIN_ICO

buildroot/share/scripts/gen-tft-image.py

 
 # Generate Marlin TFT Images from bitmaps/PNG/JPG
 
-import sys,re,struct
-from PIL import Image,ImageDraw
+import sys,struct
+from PIL import Image
 
 def image2bin(image, output_file):
 	if output_file.endswith(('.c', '.cpp')):

buildroot/share/vscode/create_custom_upload_command_CDC.py

 from __future__ import print_function
 from __future__ import division
 
-import subprocess,os,sys,platform
+import subprocess,os,platform
 from SCons.Script import DefaultEnvironment
 
 current_OS = platform.system()

buildroot/share/vscode/create_custom_upload_command_DFU.py

 #  Will continue on if a COM port isn't found so that the compilation can be done.
 #
 
-import os,sys
+import os
 from SCons.Script import DefaultEnvironment
 import platform
 current_OS = platform.system()